USE OF ULVANS AS ACTIVATORS OF PLANT DEFENCE AND RESISTANCE REACTIONS AGAINST BIOTIC OR ABIOTIC STRESSES

摘要

The invention relates to the use of ulvans, such as extracts of green algae of the genera Ulva or Enteromorpha, or oligosaccharides derived from ulvans, as activators of plant defence and resistance reactions against biotic or abiotic stresses. The invention also relates to a phytosanitary product containing ulvans and to the use thereof in a plant treatment method.